# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1439155469 -7200
# Node ID 806c54989b5672a344b061713474505bf0ab1736
# Parent  cb98880e024feda4c52dfa282d332cbb8b449657
Fixed the recognition of objects providing periods beyond a specified datetime.

diff -r cb98880e024f -r 806c54989b56 imiptools/data.py
--- a/imiptools/data.py	Sun Aug 09 22:57:29 2015 +0200
+++ b/imiptools/data.py	Sun Aug 09 23:24:29 2015 +0200
@@ -332,16 +332,20 @@
         rrule = self.get_value("RRULE")
         parameters = rrule and get_parameters(rrule)
         until = parameters and parameters.get("UNTIL")
+        count = parameters and parameters.get("COUNT")
 
-        if not rrule:
+        # Non-recurring periods or constrained recurrences that are not found to
+        # lie beyond the specified datetime.
+
+        if not rrule or until or count:
             return False
-        elif not until:
+
+        # Unconstrained recurring periods will always lie beyond the specified
+        # datetime.
+
+        else:
             return True
 
-        dtstart, dtstart_attr = self.get_datetime_item("DTSTART")
-        until = get_datetime(until, dtstart_attr)
-        return until > dt
-
     # Modification methods.
 
     def set_datetime(self, name, dt, tzid=None):